package com.atguigu.gulimall.product.service.impl;

import com.atguigu.common.utils.PageUtils;
import com.atguigu.common.utils.Query;
import com.atguigu.gulimall.product.dao.SkuInfoDao;
import com.atguigu.gulimall.product.entity.SkuInfoEntity;
import com.atguigu.gulimall.product.service.SkuInfoService;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.Map;


@Service("skuInfoService")
public class SkuInfoServiceImpl extends ServiceImpl<SkuInfoDao, SkuInfoEntity> implements SkuInfoService {

    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SkuInfoEntity> page = this.page(
                new Query<SkuInfoEntity>().getPage(params),
                new QueryWrapper<SkuInfoEntity>()
        );

        return new PageUtils(page);
    }

	@Override
	public void saveSkuInfo(SkuInfoEntity skuInfoEntity) {
		this.baseMapper.insert(skuInfoEntity);
	}

	@Override
	public PageUtils queryPageByCodition(Map<String, Object> params) {
    	/*
    	* key:
			catelogId: 0
			brandId: 0
			min: 2
			max: 2
    	* */
		QueryWrapper<SkuInfoEntity> queryWrapper = new QueryWrapper<>();
		String key = (String) params.get("key");
		if(!StringUtils.isEmpty(key)){
			queryWrapper.and((wrapper)->{
				wrapper.eq("sku_id",key).or().like("sku_name",key);
			});
		}

		String catelogId = (String) params.get("catelogId");
		if(!StringUtils.isEmpty(catelogId)&&!"0".equalsIgnoreCase(catelogId)){

			queryWrapper.eq("catalog_id",catelogId);
		}

		String brandId = (String) params.get("brandId");
		if(!StringUtils.isEmpty(brandId)&&!"0".equalsIgnoreCase(catelogId)){
			queryWrapper.eq("brand_id",brandId);
		}

		String min = (String) params.get("min");
		if(!StringUtils.isEmpty(min)){
			queryWrapper.ge("price",min);
		}

		String max = (String) params.get("max");

		if(!StringUtils.isEmpty(max)  ){
			try{
				BigDecimal bigDecimal = new BigDecimal(max);

				if(bigDecimal.compareTo(new BigDecimal("0"))==1){
					queryWrapper.le("price",max);
				}
			}catch (Exception e){

			}

		}


		IPage<SkuInfoEntity> page = this.page(
				new Query<SkuInfoEntity>().getPage(params),
				queryWrapper
		);

		return new PageUtils(page);
	}

}